Powertrain
generic / SAE
P088E
Planetary Gear Set Failure
The TCM detects mechanical failure of a planetary gear set inside the transmission. Sun, ring, or planet gears may be damaged.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number8 / 8E
Possible causes
- Planetary gear teeth damaged high
- Planetary bearing failure medium
Symptoms
- Check engine or transmission warning light on
- Harsh, delayed, or missing shifts
- Possible limp mode (locked in one gear)
- Slipping or shuddering during gear changes
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 2000–8000 €
- Estimated time: 10–30 h
- Component: planetary gear set
- Component: transmission
- MIL / check engine light
- limp mode possible
Sources
References
sae:J2012